Blogger Josh Stanton translated the pieces – originally in Korean – which almost escaped notice as the KCNA had not had them transcribed into English.

The article, published on May 2, described Mr Obama as a "clown" and a "dirty fellow" while saying "he does not even have the basic appearances of a human being".

The racist tirade continued with the mouthpiece of the Pyongyang government stating: "He is a crossbreed with unclear blood" and Obama "Still has the figure of monkey while the human race has evolved through millions of years".

It continued: "It would be perfect for Obama to live with a group of monkeys in the world’s largest African natural zoo and lick the bread crumbs thrown by spectators."

BIGOTRY: South Korean President Park Geun-hye was also a victim of abuse [GETTY]

The White House publicly condemned the abuse and National Security Council spokeswoman Caitlin Hayden said: "While the North Korean Government-controlled media are distinguished by their histrionics, these comments are particularly ugly and disrespectful."

A second article also attacked the South Korean President describing her as an "old prostitute".

Michael Kirby, the openly gay writer of a United Nation's report on human rights in North Korea, was branded "a disgusting old lecher with a 40-odd-year-long career of homosexuality."

Frank Feinstein, who runs the North Korean propaganda monitoring service KCNA Watch, told NK News: "There is no similar instance of this sort of language in the recent KCNA history."